2001232103639 has 2 divisors, whose sum is σ = 2001232103640. Its totient is φ = 2001232103638.

The previous prime is 2001232103621. The next prime is 2001232103657. The reversal of 2001232103639 is 9363012321002.

It is a balanced prime because it is at equal distance from previous prime (2001232103621) and next prime (2001232103657).

It is a cyclic number.

It is not a de Polignac number, because 2001232103639 - 2¹² = 2001232099543 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2001232103939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000616051819 + 1000616051820.

It is an arithmetic number, because the mean of its divisors is an integer number (1000616051820).

Almost surely, 2^{2001232103639} is an apocalyptic number.

2001232103639 is a deficient number, since it is larger than the sum of its proper divisors (1).

2001232103639 is an equidigital number, since it uses as much as digits as its factorization.

2001232103639 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664, while the sum is 32.

The spelling of 2001232103639 in words is "two trillion, one billion, two hundred thirty-two million, one hundred three thousand, six hundred thirty-nine".